Hello,

You haven't mentioned the name of your course that you're pursuing in university of school of open learning, the delay in correspondence may have been the result of the pandemic, nevertheless you can go through the official website at https://usol.puchd.ac.in/show-noticeboard.php?nbid=20, study materials of many programs have been uploaded, in case your course comes under the same, you can download it and go through it before your printed study materials come to you.